Psychometric Validation of Cognitive Endpoints

Inclusion Criteria:

18 to 65 years old (inclusive).
History of Relapsing-Remitting or Secondary Progressive Multiple Sclerosis
Physically able to see the testing materials and complete the tests
Have a family member or caregiver who is capable of consent and willing to complete the MSNQ-Informant questionnaire.

Exclusion Criteria:

A history of treated or untreated severe mental illness or diagnosis of major depression prior to MS onset.
Untreated major depression or untreated anxiety disorder.
History of Attention Deficit/Hyperactivity Disorder, Developmental Learning - Disorder including Mental Retardation.
History of traumatic brain injury with intracranial bleed, stroke, Alzheimer's disease, Parkinson's disease, Motor Coordination Disorder or other neurologic illness. I understand that if the Investigator believes this would interfere with successful completion of the protocol, I will be excluded.
A clinically significant relapse within the past 2 months. I have had a serious infection (e.g., pneumonia, septicemia) within the 2 month.
History of drug or alcohol abuse (as defined by the Investigator) within 1 year prior to Study Day 1.
Active bacterial or viral infection.
Use of marijuana within 2 months prior to Study Day 1or at any time during the study
Alcohol consumption within 24 hours of either test session.
Unable to comply with study requirements.
Expected survival time of less than 3 months.